Home / 521,069.49-781,610.04-183,873.24

Finding the Fourth Proportional to 521,069.49, 781,610.04 and 183,873.24

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Solution

The fourth proportional to 521,069.49, 781,610.04 and 183,873.24 is: 275,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,069.49 : 781,610.04 = 183,873.24 : x
  2. Step 2: Convert to fraction form
    521,069.49/781,610.04 = 183,873.24/x
  3. Step 3: Cross multiply
    521,069.49x = 781,610.04 × 183,873.24
  4. Step 4: Simplify right side
    521,069.49x = 143,717,170,471.33
  5. Step 5: Solve for x
    x = 143,717,170,471.33/521,069.49
  6. Step 6: Final answer
    x = 275,811.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.